UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042123.upa.cvt Date: 2300Z 21 APR 25 Searching for Y4995... Searching the city database file for: Y4995 ... Date:2300Z 21 APR 25 Station: Y4995 WMO ident: 94995 Latitude: -31.53 Longitude: 159.07 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1014 5 22.8 17.9 74 4.9 19.5 50 14 294.8 297.1 292.1 331.5 12.83 1 1000 125 21.0 17.0 78 4.0 18.4 55 17 294.1 296.3 291.5 329.2 12.28 2 957 504 17.4 15.8 90 1.6 16.4 41 16 294.2 296.4 291.2 328.2 11.88 3 925 794 15.2 13.2 88 2.0 14.0 30 15 294.9 296.7 290.2 324.6 10.36 4 879 1225 12.0 10.7 92 1.3 11.2 21 15 295.9 297.5 289.5 322.6 9.23 5 866 1350 13.0 4.0 54 9.0 8.1 36 16 298.2 299.2 287.3 315.6 5.89 6 850 1507 12.2 3.2 54 9.0 7.3 55 18 298.9 300.0 287.3 315.8 5.67 7 782 2199 6.6 -2.4 53 9.0 2.3 37 16 300.1 300.9 286.2 312.5 4.10 8 730 2759 1.6 -2.1 76 3.7 -0.2 10 14 300.6 301.4 286.8 314.2 4.49 9 700 3097 0.0 -3.2 79 3.2 -1.5 20 9 302.5 303.3 287.3 315.6 4.31 10 699 3108 0.0 -1.9 87 1.9 -0.9 21 9 302.6 303.5 287.8 317.0 4.76 11 697 3131 0.2 -7.8 55 8.0 -3.1 22 9 303.1 303.6 286.2 312.5 3.05 12 694 3166 0.0 -2.7 82 2.7 -1.3 25 9 303.2 304.1 287.8 317.0 4.52 13 692 3189 0.2 -7.8 55 8.0 -3.1 27 9 303.7 304.3 286.5 313.2 3.07 14 688 3235 0.0 -9.0 51 9.0 -3.6 30 9 304.0 304.5 286.3 312.7 2.81 15 685 3270 -0.5 -2.9 84 2.4 -1.6 32 9 303.8 304.6 287.9 317.6 4.51 16 677 3364 -1.1 -2.0 94 0.9 -1.6 39 9 304.2 305.1 288.4 319.0 4.88 17 675 3387 -1.1 -3.0 87 1.9 -2.0 41 9 304.4 305.3 288.2 318.3 4.54 18 673 3411 -0.9 -13.9 37 13.0 -5.5 42 8 304.9 305.3 285.7 311.1 1.94 19 671 3435 -0.9 -17.9 26 17.0 -6.4 44 8 305.2 305.4 285.2 309.7 1.39 20 660 3566 -2.1 -3.1 93 1.0 -2.6 53 8 305.3 306.1 288.5 319.4 4.61 21 656 3614 -2.5 -2.9 97 0.4 -2.7 57 8 305.3 306.2 288.6 319.8 4.71 22 636 3859 -4.3 -6.0 88 1.7 -5.0 74 8 306.0 306.7 288.1 317.9 3.84 23 631 3921 -3.3 -9.3 63 6.0 -5.7 79 8 307.8 308.4 287.8 317.3 2.99 24 622 4034 -3.5 -11.5 54 8.0 -6.5 87 7 308.9 309.3 287.8 317.0 2.55 25 621 4047 -3.5 -6.3 81 2.8 -4.7 88 7 309.0 309.7 289.0 321.1 3.84 26 532 5254 -9.3 -15.3 62 6.0 -11.4 30 11 316.0 316.5 289.8 323.3 2.19 27 500 5730 -13.1 -14.5 89 1.4 -13.6 350 23 317.1 317.5 290.3 325.3 2.49 28 476 6104 -16.1 -16.5 97 0.4 -16.2 347 23 317.8 318.3 290.3 325.2 2.21 29 468 6232 -15.3 -19.1 73 3.8 -16.4 346 23 320.4 320.7 290.7 326.5 1.80 30 436 6764 -19.5 -20.8 89 1.3 -19.8 328 27 321.6 321.9 290.9 327.3 1.67 31 400 7400 -24.1 -26.7 79 2.6 -24.6 300 37 323.7 323.9 291.0 327.4 1.08 32 394 7510 -24.7 -28.0 74 3.3 -25.4 300 39 324.3 324.5 291.0 327.7 0.97 33 380 7772 -26.9 -28.7 85 1.8 -27.2 299 43 324.8 324.9 291.2 328.1 0.94 34 369 7984 -28.7 -33.7 62 5.0 -29.5 299 46 325.1 325.2 290.9 327.3 0.60 35 346 8441 -32.7 -34.8 81 2.1 -33.0 297 53 325.7 325.8 291.1 327.8 0.58 36 314 9117 -37.9 -44.9 48 7.0 -38.5 296 64 327.6 327.7 291.3 328.5 0.22 37 308 9250 -39.1 -45.1 53 6.0 -39.5 295 66 327.8 327.8 291.3 328.6 0.22 38 301 9407 -39.3 -54.3 19 15.0 -40.1 295 69 329.7 329.7 291.7 330.0 0.08 39 300 9430 -39.1 -56.1 15 17.0 -39.9 295 69 330.3 330.3 291.9 330.5 0.06 40 296 9522 -39.1 -65.1 5 26.0 -40.1 294 70 331.5 331.5 292.2 331.6 0.02 41 275 10026 -41.3 -69.3 3 28.0 -42.2 289 77 335.4 335.4 293.2 335.4 0.01 42 269 10176 -41.7 -69.7 3 28.0 -42.6 287 79 336.9 336.9 293.6 337.0 0.01 43 251 10643 -45.1 -72.1 3 27.0 -45.7 290 79 338.6 338.6 294.0 338.7 0.01 44 250 10670 -44.9 -71.9 3 27.0 -45.6 290 79 339.3 339.3 294.1 339.4 0.01 45 243 10859 -43.5 -72.5 3 29.0 -44.3 291 82 344.2 344.2 295.3 344.2 0.01 46 214 11704 -46.0 -77.6 2 31.6 -46.7 295 95 353.1 353.1 297.3 353.1 0.00 47 200 12150 -47.3 -80.3 1 33.0 -48.0 290 79 357.9 357.9 298.3 357.9 0.00 48 150 14010 -58.5 -85.5 2 27.0 -58.7 295 70 369.3 369.3 300.4 369.3 0.00 49 133 14758 -63.3 -88.3 2 25.0 -63.4 288 70 373.7 373.7 301.2 373.7 0.00 50 104 16253 -68.1 -88.1 4 20.0 -68.2 275 54 391.7 391.7 304.0 391.7 0.00 51 100 16490 -64.9 -88.9 2 24.0 -65.1 265 48 402.3 402.3 305.5 402.3 0.00 52 89 17197 -67.9 -89.9 3 22.0 -68.0 271 39 410.0 410.0 306.5 410.0 0.00 53 86 17405 -65.3 -89.3 2 24.0 -65.5 273 34 419.3 419.3 307.6 419.3 0.00 54 75 18227 -71.3 -90.3 4 19.0 -71.4 284 17 423.4 423.4 308.1 423.4 0.00 55 73 18388 -68.1 -90.1 3 22.0 -68.2 287 13 433.5 433.5 309.2 433.5 0.00 56 70 18640 -68.7 -90.7 3 22.0 -68.8 290 8 437.4 437.4 309.6 437.4 0.00 57 50 20680 -62.9 -90.9 1 28.0 -63.3 70 12 495.3 495.3 314.6 495.3 0.00 58 42 21759 -60.7 -90.7 1 30.0 -61.3 85 9 526.0 526.0 316.7 526.0 0.00 59 37 22555 -56.3 -90.3 1 34.0 -57.5 97 6 556.7 556.7 318.5 556.8 0.00 60 30 23890 -55.3 -90.3 1 35.0 -56.8 115 2 593.9 593.9 320.3 593.9 0.00 61 20 26500 -52.1 -89.1 0 37.0 -55.0 340 14 676.7 676.7 323.7 676.7 0.01 62 10 31060 -46.7 -85.7 0 39.0 -53.7 190 11 845.2 845.2 328.3 845.5 0.03 63 8.3 32316 -39.3 -81.3 0 42.0 -50.9 920.6 920.7 329.8 921.3 0.06 64 7.3 33196 -38.9 -80.9 0 42.0 -51.4 956.7 956.7 330.5 957.6 0.08 TRP 104 16253 -68.1 -88.1 4 20.0 -68.2 275 54 391.7 391.7 304.0 391.7 0.00 WND 214 11704 -46.0 -77.6 2 31.6 -46.7 295 95 353.1 353.1 297.3 353.1 0.00 Sounding variables and indices 1000-500 mb thick: 5605.00 m Freezing level: 688.00 mb = 3235.24 m = 10614.19 ft Wetbulb zero: 733.30 mb = 2722.70 m = 8932.64 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 72.52 % Est. max temperature: 26.30 C = 79.34 F Sfc-Lift cond lev (LCL): 943.71 mb = 623.16 m = 2044.46 ft T: 16.50 C 700-500 lapse rate: 4.98 C/km ThetaE index: 15.93 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 919.97 mb = 840.06 m = 2756.07 ft Mean mixing ratio: 11.61 g/kg Conv temperature: 22.98 C = 73.37 F Cap Strength: 0.68 C Lifted Index: -0.76 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.66 C Lifted Index @700 mb: -3.48 C Showalter Index: 5.69 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 16.30 C K Index: 25.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 97.40 Risk: None Energy Index: 1.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 279.81 J/kg Max Up Vert Vel: 23.66 m/s Conv Inhibition (B-): 1.66 J/kg Cap Strength: 0.65 C Lift Cond Lev (LCL): 927.34 mb = 772.48 m = 2534.36 ft Lev Free Conv (LFC): 912.34 mb = 910.42 m = 2986.90 ft Equ Level (EL): 862.34 mb = 1385.77 m = 4546.45 ft B at Equ Level: 6.32 J/kg Max Parcel Lev (MPL): 262.34 mb = 10345.20 m = 33940.52 ft Wind level data Storm motion: 62 at 10 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1014 5 50 14 -10.7 -9.0 | 23 5 -1.9 -4.4 1 1000 125 55 17 -13.9 -9.8 | 45 7 -5.1 -5.1 2 925 794 30 15 -7.5 -13.0 | 351 8 1.3 -8.4 3 912 914 30 14 -7.0 -12.1 | 346 8 1.8 -7.5 4 880 1219 20 15 -5.1 -14.1 | 339 10 3.7 -9.5 5 850 1507 55 18 -14.7 -10.3 | 46 8 -5.9 -5.7 6 848 1524 55 18 -14.7 -10.3 | 46 8 -5.9 -5.7 7 787 2134 40 16 -10.3 -12.3 | 11 8 -1.5 -7.6 8 704 3048 355 13 1.1 -13.0 | 310 13 10.0 -8.3 9 700 3097 20 9 -3.1 -8.5 | 304 7 5.8 -3.8 10 603 4267 105 7 -6.8 1.8 | 198 7 2.1 6.4 11 536 5182 35 10 -5.7 -8.2 | 319 5 3.1 -3.6 12 500 5730 350 23 4.0 -22.7 | 325 22 12.8 -18.0 13 496 5791 350 21 3.6 -20.7 | 322 20 12.5 -16.1 14 457 6401 345 24 6.2 -23.2 | 321 24 15.0 -18.6 15 405 7315 300 31 26.8 -15.5 | 287 37 35.7 -10.9 16 400 7400 300 37 32.0 -18.5 | 289 43 40.9 -13.9 17 300 9430 295 69 62.5 -29.2 | 289 75 71.4 -24.5 18 262 10363 285 81 78.2 -21.0 | 281 89 87.1 -16.4 19 250 10670 290 79 74.2 -27.0 | 285 86 83.1 -22.4 20 214 11704 295 95 86.1 -40.1 | 291 101 94.9 -35.5 21 208 11887 295 95 86.1 -40.1 | 291 101 94.9 -35.5 22 200 12150 290 79 74.2 -27.0 | 285 86 83.1 -22.4 23 199 12192 290 79 74.2 -27.0 | 285 86 83.1 -22.4 24 150 14010 295 70 63.4 -29.6 | 289 76 72.3 -25.0 25 150 14021 300 68 58.9 -34.0 | 293 74 67.7 -29.4 26 123 15240 280 72 70.9 -12.5 | 276 80 79.7 -7.9 27 104 16253 275 54 53.8 -4.7 | 270 63 62.6 -0.1 28 100 16490 265 48 47.8 4.2 | 261 57 56.6 8.8 29 96 16764 265 48 47.8 4.2 | 261 57 56.6 8.8 30 70 18640 290 8 7.5 -2.7 | 263 16 16.3 1.9 31 50 20680 70 12 -11.3 -4.1 | 102 2 -2.4 0.5 32 30 23890 115 2 -1.8 0.8 | 232 9 7.0 5.5 33 20 26500 340 14 4.8 -13.2 | 302 16 13.6 -8.5 34 10 31060 190 11 1.9 10.8 | 215 19 10.7 15.4 Wind Parameters Mean winds (0-6000m): 32.4 at 13.3 knts Storm direction: 62.4 at 10.0 knts Shear (0-3000m) pos: 1.5 neg: 3.5 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): -71.5 deg Storm rel helicity (0-3000m) pos: 25.6 neg: -54.1 tot: -28.6 m^2/s^2 ave: -9.5 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -1.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 78.50 Bulk Shear: 3.56 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 49 16 30 7| 0.0 3.1 3.1| 2.7 -7.4 -4.6 -9.2 -0.29| 6.9 -2.0 1000 42 16 12 7| 0.0 2.9 2.9| 2.7 -15.5 -12.8 -12.8 -0.51| 5.9 -3.0 1500 39 16 7 8| 2.9 1.9 4.9| 25.6 -17.5 8.1 5.4 0.15| 8.1 1.2 2000 42 16 14 8| 2.2 2.4 4.6| 25.6 -25.4 0.2 0.1 -0.01| 7.0 -0.1 2500 40 16 11 8| 1.8 3.1 4.9| 25.6 -38.1 -12.5 -5.0 -0.18| 6.9 -1.2 3000 36 16 3 8| 1.5 3.5 5.0| 25.6 -54.1 -28.6 -9.5 -0.29| 6.8 -1.9 4000 37 14 356 6| 2.8 2.7 5.5| 25.6 -60.7 -35.1 -8.8 -0.32| 7.1 -2.2 5000 41 13 354 5| 2.3 2.4 4.7| 27.0 -61.3 -34.3 -6.9 -0.22| 6.7 -1.5 6000 32 13 345 7| 1.9 3.6 5.5| 30.3 -83.0 -52.7 -8.8 -0.19| 7.5 -1.4 Wrote GIF file: /home/apache/climate/data/raob//Y4995/skewt/Y4995.skewt.20250421.23.gif